Libyan forces face deadly Islamic State defense in Sirte holdout

Libyan forces faced fierce resistance on Saturday from Islamic State militants defending a final strip of land in their former stronghold of Sirte, losing at least five men, officials said. Forces led by fighters from the city of Misrata and backed by U.S. air strikes have taken all but a few dozen houses near Sirte's Mediterranean seafront since they began their campaign to recapture the city in May. As the battle has worn on they have advanced more cautiously, trying to limit casualties among